WSJ's Conor Dougherty reports the number of Asian and Hispanic children living in the U.S. increased dramatically in the latest Census, while numbers for White and African-American children dropped.

This transcript has been automatically generated and may not be 100% accurate.

Gou ... it's a real melting pot in the US in particular when it comes to children ... welcome to this new sub extra I'm Simon Constable on garbage on premise that ... we're in a fascinating piece thereby ... changing demographics in the U S ... particularly among children tell us what the big changes are ... well there are um there's actually an outright decline in the number of non Hispanic white children over the decade ... and that's that secured development um there was an increase in to the overall ... but most of that increase came from the so-called ... new minorities which are ... basically Hispanics and Asians ... so ... which you you're seeing the U S become more diverse ... but not only that it's really becoming that this next decade or next entry rather ... will be the decade of sort of ... I guess even more diversity and to become black white divide of the past generation is released of a relevant now it's it's now more of a ... multi tell yes and and penalty calls for all you know along religious and ... various other language ... this wasn't so evenly distributed that that that that ... that big changes in demographics and has agreed to write down the line and two in Texas the style of allots population ten of the decade ... Hispanics accounted for ninety five percent of the growth among the population ... under eighteen at some thoughts here ... basically if you're producing kids you're producing Hispanic kids for every state in the country that's more or less true ... and they've really I mean it seems the United States is Moralist ... outsourced it's been a raising of the next-generation ... to immigrants and Hispanics in particular on a m I ... that that is the been the main group having kids and raising kids and son Simon retested this is just behind us was to was telling me that the US is now the second-largest bank Spanish speaking country ... and and and the well I'm ... how does this change in the demographics that was saying going on ... um change how politicians set of priorities and how they are in my campaign ... well we know that a privilege every serious politician at least National will advertise in Spanish and English and we all remember Obama screenings he supported a you know and ... so obviously need you need the Hispanic well ... and there's not an instrument pointing to a post elected the Government ... accepts anchoring in back and it's ... more so now ... exactly you know I mean that these changes that were talking about nationally ... have been true in Texas and California for quite some time and ... and add to that speaks to so what's happening which is that ... for ... generations we've had these kind of Port of entries Moody's Western and its who you know eastern cities to cover the big that big ... mug La Polis is that attract immigrants long prominent among them a cameo in fraternities adds a little on edge but now that's changing as the next generations come on ... you people are moving to the suburbs they are moving to different states there you know spreading out around the country the same way ... of a hundred years ago immigrants from ... your Europe ... did ... so um what one of things here one of the ten point is that this is based on data from the sun says if ... there was some WA Reis about um ... some of the census gathering when it came to the legal immigrants business is designed to ... collect it ... everyone in the country I'm ... not just lead legal immigrants how well do we do we know we did or didn't do ... well you know that that that answer will probably be never be known as soundbites that we know that the censors tried really really hard to do ... a lot of outreach to Sadovi sure people which is trying to help ... um or not you know what the information on anyone ... on and the form itself ... I you may or may not of God when it's pretty basic ... but it was like some analysts said yes yes and ... um you know the questions are are are are ... you know are you under eighteen is the year the sorts of things and ... where you live I mean is really nothing that ... I did I remember anything that expensive in it so ... for the most part um I'm sure they get a better job of ... especially if you go to community organisations and that's the thing ... but ... look anybody who's not a citizen ... on ... ministerial released probably can it be a little leery of the government for much of the facts and many come one thank you for much fun and are saying I'm Simon Constable on this was a new sub extra from